MX340125B - Storage-stable 2-hydroxy-4-(methylthio) butyric acid nitrile. - Google Patents

Storage-stable 2-hydroxy-4-(methylthio) butyric acid nitrile.

Info

Publication number
MX340125B
MX340125B MX2013009639A MX2013009639A MX340125B MX 340125 B MX340125 B MX 340125B MX 2013009639 A MX2013009639 A MX 2013009639A MX 2013009639 A MX2013009639 A MX 2013009639A MX 340125 B MX340125 B MX 340125B
Authority
MX
Mexico
Prior art keywords
hydroxy
methylthio
butyric acid
storage
acid nitrile
Prior art date
Application number
MX2013009639A
Other languages
Spanish (es)
Other versions
MX2013009639A (en
Inventor
Buss Dieter
Steurenthaler Martin
R Rinner Michael
Kretz Stephan
Joachim Hasselbach Hans
Körfer Martin
Fonfe Benjamin
Original Assignee
Evonik Degussa Gmbh
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Evonik Degussa Gmbh filed Critical Evonik Degussa Gmbh
Publication of MX2013009639A publication Critical patent/MX2013009639A/en
Publication of MX340125B publication Critical patent/MX340125B/en

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C319/00—Preparation of thiols, sulfides, hydropolysulfides or polysulfides
    • C07C319/14—Preparation of thiols, sulfides, hydropolysulfides or polysulfides of sulfides
    • C07C319/20—Preparation of thiols, sulfides, hydropolysulfides or polysulfides of sulfides by reactions not involving the formation of sulfide groups
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C323/00—Thiols, sulfides, hydropolysulfides or polysulfides substituted by halogen, oxygen or nitrogen atoms, or by sulfur atoms not being part of thio groups
    • C07C323/10—Thiols, sulfides, hydropolysulfides or polysulfides substituted by halogen, oxygen or nitrogen atoms, or by sulfur atoms not being part of thio groups containing thio groups and singly-bound oxygen atoms bound to the same carbon skeleton
    • C07C323/11—Thiols, sulfides, hydropolysulfides or polysulfides substituted by halogen, oxygen or nitrogen atoms, or by sulfur atoms not being part of thio groups containing thio groups and singly-bound oxygen atoms bound to the same carbon skeleton having the sulfur atoms of the thio groups bound to acyclic carbon atoms of the carbon skeleton
    • C07C323/12—Thiols, sulfides, hydropolysulfides or polysulfides substituted by halogen, oxygen or nitrogen atoms, or by sulfur atoms not being part of thio groups containing thio groups and singly-bound oxygen atoms bound to the same carbon skeleton having the sulfur atoms of the thio groups bound to acyclic carbon atoms of the carbon skeleton the carbon skeleton being acyclic and saturated
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C319/00—Preparation of thiols, sulfides, hydropolysulfides or polysulfides
    • C07C319/26—Separation; Purification; Stabilisation; Use of additives

Abstract

The invention relates to a compound containing 86 to 97 wt % of 2-hydroxy-4-methylthio butyric acid nitrile, 2 to 14 wt % of water, 0.05 to 0.5 wt % of HCN and having a pH value from 1 to 4, measured with a pH electrode at 23°C. The invention further relates to a method for producing such a compound and to the use thereof as a storage-stable form of 2-hydroxy-4-(methylthio) butyric acid nitrile.
MX2013009639A 2011-02-23 2012-02-13 Storage-stable 2-hydroxy-4-(methylthio) butyric acid nitrile. MX340125B (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US201161445746P 2011-02-23 2011-02-23
PCT/EP2012/052370 WO2012113665A1 (en) 2011-02-23 2012-02-13 Storage-stable 2-hydroxy-4-(methylthio) butyric acid nitrile

Publications (2)

Publication Number Publication Date
MX2013009639A MX2013009639A (en) 2013-09-26
MX340125B true MX340125B (en) 2016-06-28

Family

ID=45756973

Family Applications (1)

Application Number Title Priority Date Filing Date
MX2013009639A MX340125B (en) 2011-02-23 2012-02-13 Storage-stable 2-hydroxy-4-(methylthio) butyric acid nitrile.

Country Status (12)

Country Link
US (1) US8546601B2 (en)
EP (1) EP2678313B1 (en)
JP (2) JP5930330B2 (en)
KR (1) KR101907230B1 (en)
CN (1) CN103380109B (en)
BR (1) BR112013020609B1 (en)
ES (1) ES2526165T3 (en)
MX (1) MX340125B (en)
MY (1) MY161682A (en)
RU (1) RU2597264C2 (en)
SG (1) SG192908A1 (en)
WO (1) WO2012113665A1 (en)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SG192908A1 (en) * 2011-02-23 2013-09-30 Evonik Degussa Gmbh Storage-stable 2-hydroxy-4-(methylthio) butyric acid nitrile
RU2604534C2 (en) 2011-02-23 2016-12-10 Эвоник Дегусса Гмбх Method for producing 2-hydroxy-4-(methylthio)butanenitrile from 3-(methylthio)propanal and hydrogen cyanide
DE102011081828A1 (en) 2011-08-30 2013-02-28 Evonik Degussa Gmbh Process for the reaction of methylmercaptopropionaldehyde from crude acrolein and crude methylmercaptan
JP6120854B2 (en) 2011-08-30 2017-04-26 エボニック デグサ ゲーエムベーハーＥｖｏｎｉｋ Ｄｅｇｕｓｓａ ＧｍｂＨ Method for producing methionine salt
US9169203B2 (en) 2012-01-06 2015-10-27 Novus International, Inc. Sulfoxide-based surfactants
CN103420883A (en) * 2013-08-28 2013-12-04 重庆紫光化工股份有限公司 Method for using crude hydrocyanic acid gas for preparing 2-hydroxy-4-methylmercapto-butyronitrile
CN103641754B (en) * 2013-11-19 2016-08-24 宁夏紫光天化蛋氨酸有限责任公司 The preparation method of medicinal D, L-2-hydroxy-4-methylthiobutyric acid metallo-chelate
CN103664717A (en) * 2013-11-19 2014-03-26 重庆紫光化工股份有限公司 Preparation method of cheap and environmentally friendly D, L-2- hydroxyl-4-methylthio butyric acid
CN103641755B (en) * 2013-11-19 2016-03-30 重庆紫光化工股份有限公司 The preparation method of D, L-2-hydroxy-4-methylthiobutyric acid microelement chelate
RU2018121042A (en) 2015-11-12 2019-12-16 Новас Интернэшнл Инк. SULFUR CONTAINING COMPOUNDS AS SOLVENTS
EP3339289A1 (en) 2016-12-21 2018-06-27 Evonik Degussa GmbH Process for the preparation of methionine
CN108191720B (en) * 2017-12-29 2020-05-12 山东新和成氨基酸有限公司 Clean and safe preparation method of 2-hydroxy-4-methylthiobutyronitrile
CN109369481A (en) * 2018-10-15 2019-02-22 禄丰天宝磷化工有限公司 A kind of method of the preparation and stable storage of DL-2- hydroxyl -4- first seleno butyronitrile
EP3656760A1 (en) 2018-11-21 2020-05-27 Evonik Operations GmbH Storage stable form of 3-methylthiopropionaldehyde
CN113166045B (en) 2018-12-14 2024-03-08 赢创运营有限公司 Method for producing methionine
CN113396143A (en) 2019-02-04 2021-09-14 赢创运营有限公司 Process for the preparation of methionine
EP3983379A1 (en) 2019-06-13 2022-04-20 Evonik Operations GmbH Process for the preparation of methionine

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2745745A (en) 1952-10-30 1956-05-15 Monsanto Chemicals Poultry feed
BE543073A (en) 1954-09-18 1900-01-01
FR2590896B1 (en) 1985-12-03 1988-07-22 Aec Chim Organ Biolog PROCESS FOR THE PREPARATION OF AN AQUEOUS SOLUTION OF AN ALKALINE SALT OF METHIONINE
ES2005784A6 (en) 1988-02-22 1989-03-16 Desarrollo Tecnico Ind S A Soc Process for the preparation of aqueous solutions of 2-hydroxy-4-methylthio-butyric acid.
DE59505601D1 (en) * 1994-07-11 1999-05-12 Degussa METHOD FOR OBTAINING 2-HYDROXY-4-METHYLTHIOBUTTERIC ACID (MHA), MHA AND THE USE THEREOF
DE4428608C1 (en) * 1994-08-12 1996-02-29 Degussa Process for the production of 2-hydroxy-4-methylthiobutyric acid (MHA)
FR2733231B1 (en) * 1995-04-24 1997-07-04 Rhone Poulenc Nutrition Animal PROCESS FOR CONDENSING CYANHYDRIC ACID WITH AN ALDEHYDE
AR002174A1 (en) 1995-06-07 1998-01-07 Novus Int Inc PROCESS FOR THE PREPARATION OF 3- (METHYLTI) PROPANAL AND 2-HYDROXY-4-METHYL) BUTANONITRILE
DE19918246A1 (en) * 1999-04-22 2000-10-26 Degussa Continuous production of acetone cyanhydrin, used e.g. for production of methacrylate, involves reacting hydrogen cyanide with acetone, scrubbing off-gas with pure acetone cyanhydrin and recycling the wash
JP4517486B2 (en) 2000-09-25 2010-08-04 住友化学株式会社 Process for producing 2-hydroxy-4-methylthiobutanenitrile
DE10316110A1 (en) * 2003-04-09 2004-10-28 Degussa Ag Process for the preparation of 2-hydroxy-4-methylthio-butyric acid ammonium salt
DE102004038053A1 (en) 2004-08-05 2006-04-27 Degussa Ag Process for the preparation of 3- (methylthio) propanal
DE102007034715A1 (en) 2007-07-23 2009-01-29 Evonik Röhm Gmbh Reactor for the production of hydrogen cyanide by the Andrussow method
JP2010111642A (en) * 2008-11-07 2010-05-20 Sumitomo Chemical Co Ltd Method for producing methionine
SG192908A1 (en) * 2011-02-23 2013-09-30 Evonik Degussa Gmbh Storage-stable 2-hydroxy-4-(methylthio) butyric acid nitrile

Also Published As

Publication number Publication date
WO2012113665A1 (en) 2012-08-30
ES2526165T3 (en) 2015-01-07
EP2678313A1 (en) 2014-01-01
MX2013009639A (en) 2013-09-26
RU2597264C2 (en) 2016-09-10
BR112013020609A2 (en) 2016-10-25
EP2678313B1 (en) 2014-10-15
KR20140018251A (en) 2014-02-12
KR101907230B1 (en) 2018-10-11
JP2014513669A (en) 2014-06-05
CN103380109B (en) 2015-05-20
MY161682A (en) 2017-05-15
US20120215021A1 (en) 2012-08-23
RU2013142823A (en) 2015-04-10
US8546601B2 (en) 2013-10-01
JP2016135785A (en) 2016-07-28
SG192908A1 (en) 2013-09-30
JP5930330B2 (en) 2016-06-08
BR112013020609B1 (en) 2019-05-14
CN103380109A (en) 2013-10-30

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